Polished Green Opal rock GRN111 red jasper pale blue cleavelandite and pollucite

pale blue cleavelandite and pollucite

Dimensions at widest points approximately 110 mm x 90 mm x 40 mm thick

PU149  Purple Chalcedony slab

Dimensions at widest points approximately 290 mm  x 170 mm x 12

The location it comes from is near Nullagine in the Pilbara region of Western Australia

Polished Green Opal rock GRN111 red jasper pale blue cleavelandite and polluciteGRN111 Green Opal rough rock, cut and polished on one side with a rough, naturally weathered back Dimensions at widest points approximately 145 mm x 60 mm x 55 mm thick Weighs 652 grams Green Opal occurs at a location south of Kalgoorlie in the Eastern Goldfields of Western Australia. The green colouration is caused by traces of nickel and or chromium.